1987 Chevy R20 Engine Parts

Material Type:

21-4N Stainless Steel

Groove Count:

1

Intake Manifold Type:

Dual Plane

Carburetor Flange Type:

4-Barrel Square Bore

RPM Range:

1,500-7,000

Camshaft Type:

Hydraulic Roller Tappet

Intake Duration (.050" Lift):

235

Exhaust Duration (.050" Lift):

249

Camshaft Type:

Hydraulic Flat Tappet

Intake Duration (.050" Lift):

243

Exhaust Duration (.050" Lift):

257

Camshaft Type:

Hydraulic Flat Tappet

Intake Duration (.050" Lift):

229

Exhaust Duration (.050" Lift):

236

Rocker Arm Style:

Full Roller

Rocker Arm Ratio:

1.6:1

Stud Size:

.375"

Rocker Arm Style:

Full Roller

Rocker Arm Ratio:

1.65:1

Stud Size:

.437"

Rocker Arm Ratio:

1.5:1

Stud Diameter:

0.38"

GTIN Code:

036584215929

GTIN Code:

036584450245

Camshaft Type:

Solid Flat Tappet

RPM Range:

1500-5500

Intake Duration (.050" Lift):

224

Sold in Quantity:

Each

Gear Attachment:

3-Bolt

Timing Chain Style:

Double Roller

Rocker Arm Style:

Full Roller

Rocker Arm Ratio:

1.6:1

Stud Size:

.375"

Rocker Arm Style:

Full Roller

Rocker Arm Ratio:

1.6:1

Stud Size:

.375"

Intake Manifold Type:

Dual Plane

Carburetor Quantity:

One

Carburetor Barrels:

4-Barrel

Intake Manifold Type:

Dual Plane

Carburetor Quantity:

One

Carburetor Barrels:

4-Barrel

Intake Manifold Type:

Dual Plane

Carburetor Quantity:

One

Carburetor Barrels:

4-Barrel

GTIN Code:

036584070023

Intake Manifold Type:

Single Plane

Carburetor Flange Type:

4-Barrel Square Bore

RPM Range:

4,500-8,500

Tooth Count:

61

Sold in Quantity:

Each

GTIN Code:

084113023309

Material Type:

Gasket Material

Gasket Material:

Rear Main seal rubber and steel

Hardware Included:

No

Sold in Quantity:

Each

Gasket Bore:

4.166"

Material Type:

Multiple Layer Steel

Sold in Quantity:

Each

GTIN Code:

084113010101

GTIN Code:

614046642430

Sold in Quantity:

Each

Gasket Bore:

4.100"

Material Type:

Steel

GTIN Code:

614046642423

GTIN Code:

614046888852

Port Height:

2.38"

Port Width:

1.38"

Valve Cover Mounting Style:

Perimeter Bolt